./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eca9698a1815aa69bf5bb4e6a29e6765cf3c81610416c113408762dc59e2dc60 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:50:25,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:50:25,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:50:25,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:50:25,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:50:25,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:50:25,658 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:50:25,658 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:50:25,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:50:25,660 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:50:25,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:50:25,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:50:25,661 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:50:25,662 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:50:25,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:50:25,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:50:25,663 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:50:25,664 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:50:25,664 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:50:25,665 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:50:25,665 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:50:25,667 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:50:25,668 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:50:25,668 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:50:25,668 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:50:25,669 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:50:25,669 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:50:25,669 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:50:25,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:50:25,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:50:25,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:50:25,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:50:25,671 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:50:25,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:50:25,672 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:50:25,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eca9698a1815aa69bf5bb4e6a29e6765cf3c81610416c113408762dc59e2dc60 [2023-12-03 00:50:25,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:50:25,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:50:25,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:50:25,928 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:50:25,929 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:50:25,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c [2023-12-03 00:50:28,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:50:28,858 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:50:28,859 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/sv-benchmarks/c/nla-digbench-scaling/geo3-ll_valuebound100.c [2023-12-03 00:50:28,867 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/data/e9421a0f0/53ad0164b65c419898cf601ad350e411/FLAGf6ef88088 [2023-12-03 00:50:28,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/data/e9421a0f0/53ad0164b65c419898cf601ad350e411 [2023-12-03 00:50:28,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:50:28,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:50:28,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:50:28,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:50:28,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:50:28,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:50:28" (1/1) ... [2023-12-03 00:50:28,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d6103b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:28, skipping insertion in model container [2023-12-03 00:50:28,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:50:28" (1/1) ... [2023-12-03 00:50:28,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:50:29,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:50:29,086 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:50:29,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:50:29,115 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:50:29,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29 WrapperNode [2023-12-03 00:50:29,115 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:50:29,116 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:50:29,117 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:50:29,117 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:50:29,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,149 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-12-03 00:50:29,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:50:29,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:50:29,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:50:29,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:50:29,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,160 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:50:29,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:50:29,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:50:29,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:50:29,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:50:29,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:50:29,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:50:29,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_27f07a72-5c7c-45ce-aa1c-ad5612b52812/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:50:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:50:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 00:50:29,232 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 00:50:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:50:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:50:29,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:50:29,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:50:29,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:50:29,291 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:50:29,293 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:50:29,548 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:50:29,585 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:50:29,585 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:50:29,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:50:29 BoogieIcfgContainer [2023-12-03 00:50:29,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:50:29,588 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:50:29,588 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:50:29,596 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:50:29,596 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:50:29" (1/1) ... [2023-12-03 00:50:29,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:50:29,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2023-12-03 00:50:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2023-12-03 00:50:29,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:50:29,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:29,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:29,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:50:29,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:29,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:50:30,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:30,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 76 states and 80 transitions. [2023-12-03 00:50:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2023-12-03 00:50:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:50:30,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:30,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:50:30,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:30,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:50:30,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:30,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 75 states and 79 transitions. [2023-12-03 00:50:30,232 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2023-12-03 00:50:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 00:50:30,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:30,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:30,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:50:30,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:30,310 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 77 states and 80 transitions. [2023-12-03 00:50:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 80 transitions. [2023-12-03 00:50:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:50:30,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:30,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:30,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:50:30,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:30,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:30,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:30,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 83 transitions. [2023-12-03 00:50:30,819 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 83 transitions. [2023-12-03 00:50:30,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:50:30,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:30,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:30,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:50:30,850 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:50:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:31,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 84 states and 88 transitions. [2023-12-03 00:50:31,173 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2023-12-03 00:50:31,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 00:50:31,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:31,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:31,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:31,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:50:31,237 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:31,354 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:50:31,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:31,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 90 transitions. [2023-12-03 00:50:31,453 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 90 transitions. [2023-12-03 00:50:31,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 00:50:31,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:31,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:31,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:50:31,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:31,561 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:31,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 91 states and 99 transitions. [2023-12-03 00:50:31,957 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 99 transitions. [2023-12-03 00:50:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:50:31,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:31,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:31,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:50:31,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:32,070 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:32,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 98 states and 110 transitions. [2023-12-03 00:50:32,582 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2023-12-03 00:50:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 00:50:32,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:32,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:32,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:50:32,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:32,948 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:34,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:34,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 106 states and 123 transitions. [2023-12-03 00:50:34,695 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2023-12-03 00:50:34,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 00:50:34,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:34,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:34,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:50:34,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:35,197 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:50:39,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 115 states and 138 transitions. [2023-12-03 00:50:39,251 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 138 transitions. [2023-12-03 00:50:39,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:50:39,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:39,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:39,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:50:39,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:39,479 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:50:41,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:41,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 121 states and 145 transitions. [2023-12-03 00:50:41,267 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 145 transitions. [2023-12-03 00:50:41,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 00:50:41,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:41,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:41,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 00:50:41,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:41,829 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:50:43,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:43,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 132 states and 159 transitions. [2023-12-03 00:50:43,556 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 159 transitions. [2023-12-03 00:50:43,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 00:50:43,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:43,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:43,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:43,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:43,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 135 states and 164 transitions. [2023-12-03 00:50:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 164 transitions. [2023-12-03 00:50:43,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 00:50:43,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:43,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:43,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:43,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:43,726 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:45,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:45,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 149 states and 186 transitions. [2023-12-03 00:50:45,769 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2023-12-03 00:50:45,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:50:45,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:45,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:45,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:45,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:45,809 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:46,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:46,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 153 states and 193 transitions. [2023-12-03 00:50:46,271 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 193 transitions. [2023-12-03 00:50:46,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:50:46,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:46,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:46,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:46,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:46,364 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:49,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 168 states and 217 transitions. [2023-12-03 00:50:49,052 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 217 transitions. [2023-12-03 00:50:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 00:50:49,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:49,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:49,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:49,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:49,221 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:50,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:50,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 173 states and 226 transitions. [2023-12-03 00:50:50,405 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 226 transitions. [2023-12-03 00:50:50,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 00:50:50,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:50,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:50,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:50,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:50,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:50,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 176 states and 230 transitions. [2023-12-03 00:50:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 230 transitions. [2023-12-03 00:50:50,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:50:50,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:50,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:50,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:50,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:51,459 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:55,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 182 states and 240 transitions. [2023-12-03 00:50:55,271 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 240 transitions. [2023-12-03 00:50:55,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:50:55,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:55,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:55,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:55,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:55,316 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:50:56,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:50:56,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 186 states and 245 transitions. [2023-12-03 00:50:56,124 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2023-12-03 00:50:56,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:50:56,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:50:56,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:50:56,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:56,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:50:56,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:50:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:51:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 193 states and 256 transitions. [2023-12-03 00:51:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 256 transitions. [2023-12-03 00:51:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:51:02,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:02,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:02,857 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:51:02,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:03,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:51:05,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 200 states and 270 transitions. [2023-12-03 00:51:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 270 transitions. [2023-12-03 00:51:05,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:51:05,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:05,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:05,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:05,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:51:05,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:06,074 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:51:12,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 208 states and 283 transitions. [2023-12-03 00:51:12,916 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 283 transitions. [2023-12-03 00:51:12,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:51:12,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:12,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:12,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:12,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:51:12,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:51:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:15,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 216 states and 296 transitions. [2023-12-03 00:51:15,235 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 296 transitions. [2023-12-03 00:51:15,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:51:15,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:15,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:15,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:51:15,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:15,486 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:51:24,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:24,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 223 states and 306 transitions. [2023-12-03 00:51:24,767 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 306 transitions. [2023-12-03 00:51:24,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:51:24,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:24,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:24,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:24,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:51:24,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:51:28,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:28,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 234 states and 325 transitions. [2023-12-03 00:51:28,169 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 325 transitions. [2023-12-03 00:51:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 00:51:28,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:28,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:28,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:51:28,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:51:38,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 245 states and 342 transitions. [2023-12-03 00:51:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 342 transitions. [2023-12-03 00:51:38,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 00:51:38,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:38,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:38,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:51:38,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:51:39,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 246 states and 348 transitions. [2023-12-03 00:51:39,007 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 348 transitions. [2023-12-03 00:51:39,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 00:51:39,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:39,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:39,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:39,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:51:39,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:39,437 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:51:55,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:51:55,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 255 states and 360 transitions. [2023-12-03 00:51:55,922 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 360 transitions. [2023-12-03 00:51:55,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 00:51:55,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:51:55,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:51:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:51:55,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:51:55,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:51:56,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:52:09,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:09,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 265 states and 374 transitions. [2023-12-03 00:52:09,464 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 374 transitions. [2023-12-03 00:52:09,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 00:52:09,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:09,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:52:09,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:10,021 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:52:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 267 states and 377 transitions. [2023-12-03 00:52:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 377 transitions. [2023-12-03 00:52:12,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 00:52:12,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:12,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:12,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 00:52:12,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:52:15,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:15,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 269 states and 380 transitions. [2023-12-03 00:52:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 380 transitions. [2023-12-03 00:52:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 00:52:15,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:15,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:15,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 00:52:15,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:52:26,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-12-03 00:52:31,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 275 states and 400 transitions. [2023-12-03 00:52:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 400 transitions. [2023-12-03 00:52:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 00:52:31,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:31,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:31,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:52:31,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:31,857 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:52:40,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:40,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 283 states and 419 transitions. [2023-12-03 00:52:40,101 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 419 transitions. [2023-12-03 00:52:40,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 00:52:40,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:40,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:40,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:52:40,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:40,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:52:41,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:41,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 287 states and 423 transitions. [2023-12-03 00:52:41,487 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 423 transitions. [2023-12-03 00:52:41,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:52:41,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:41,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:41,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:52:41,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:43,387 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:52:53,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:52:53,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 291 states and 439 transitions. [2023-12-03 00:52:53,622 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 439 transitions. [2023-12-03 00:52:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:52:53,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:52:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:52:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:52:53,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:52:53,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:52:53,801 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:53:05,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:05,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 297 states and 451 transitions. [2023-12-03 00:53:05,998 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 451 transitions. [2023-12-03 00:53:05,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:53:05,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:05,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:53:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:53:06,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:53:06,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:53:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:53:08,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 301 states and 455 transitions. [2023-12-03 00:53:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 455 transitions. [2023-12-03 00:53:08,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:53:08,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:08,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:53:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:53:08,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:53:08,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:53:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:53:45,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:53:45,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 327 states and 503 transitions. [2023-12-03 00:53:45,228 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 503 transitions. [2023-12-03 00:53:45,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:53:45,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:53:45,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:53:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:53:45,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:53:45,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:53:47,271 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:54:00,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-12-03 00:54:01,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:54:01,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 333 states and 513 transitions. [2023-12-03 00:54:01,780 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 513 transitions. [2023-12-03 00:54:01,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:54:01,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:54:01,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:54:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:54:01,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:54:01,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:54:03,358 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:54:08,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:54:08,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 337 states and 519 transitions. [2023-12-03 00:54:08,799 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 519 transitions. [2023-12-03 00:54:08,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:54:08,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:54:08,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:54:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:54:08,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:54:08,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:54:14,455 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:54:50,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-12-03 00:55:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:33,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 346 states and 545 transitions. [2023-12-03 00:55:33,720 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 545 transitions. [2023-12-03 00:55:33,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:55:33,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:33,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:33,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:55:33,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:34,205 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:55:51,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:55:51,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 352 states and 554 transitions. [2023-12-03 00:55:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 554 transitions. [2023-12-03 00:55:51,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:55:51,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:55:51,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:55:51,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:55:51,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:55:51,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:55:51,558 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:56:19,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2023-12-03 00:56:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 355 states and 562 transitions. [2023-12-03 00:56:20,149 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 562 transitions. [2023-12-03 00:56:20,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 00:56:20,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:20,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:20,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:56:20,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:56:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:56:26,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:26,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 359 states and 568 transitions. [2023-12-03 00:56:26,396 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 568 transitions. [2023-12-03 00:56:26,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 00:56:26,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:26,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:26,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:56:26,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:56:28,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:56:52,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:52,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 371 states and 591 transitions. [2023-12-03 00:56:52,528 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 591 transitions. [2023-12-03 00:56:52,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 00:56:52,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:52,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:52,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:56:52,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:56:53,022 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:57:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 380 states and 603 transitions. [2023-12-03 00:57:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 603 transitions. [2023-12-03 00:57:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 00:57:11,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:11,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:57:11,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:11,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 00:57:11,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:57:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:57:16,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:16,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 384 states and 608 transitions. [2023-12-03 00:57:16,125 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 608 transitions. [2023-12-03 00:57:16,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:57:16,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:16,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:57:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:16,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:57:16,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:57:28,584 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:58:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:00,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 413 states and 656 transitions. [2023-12-03 00:58:00,292 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 656 transitions. [2023-12-03 00:58:00,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:58:00,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:00,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:00,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:58:00,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:01,689 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:58:32,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:32,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 422 states and 666 transitions. [2023-12-03 00:58:32,825 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 666 transitions. [2023-12-03 00:58:32,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:58:32,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:32,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:32,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:58:32,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:34,366 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:58:36,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:36,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 423 states and 666 transitions. [2023-12-03 00:58:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 666 transitions. [2023-12-03 00:58:36,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:58:36,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:36,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:36,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:58:36,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:58:42,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 427 states and 670 transitions. [2023-12-03 00:58:42,618 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 670 transitions. [2023-12-03 00:58:42,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:58:42,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:42,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:42,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:42,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:42,738 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:58:47,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:47,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 434 states and 680 transitions. [2023-12-03 00:58:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 680 transitions. [2023-12-03 00:58:47,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:58:47,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:47,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:47,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:58:47,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:58:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:59:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 445 states and 697 transitions. [2023-12-03 00:59:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 697 transitions. [2023-12-03 00:59:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:59:01,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:01,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:01,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:59:01,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:02,072 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:59:13,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:13,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 454 states and 707 transitions. [2023-12-03 00:59:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 707 transitions. [2023-12-03 00:59:13,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:59:13,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:13,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:13,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:59:13,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:59:15,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:15,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 455 states and 707 transitions. [2023-12-03 00:59:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 707 transitions. [2023-12-03 00:59:15,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 00:59:15,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:15,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:15,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:59:15,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:15,566 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:59:34,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 459 states and 711 transitions. [2023-12-03 00:59:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 711 transitions. [2023-12-03 00:59:34,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 00:59:34,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:34,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:34,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:34,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:59:34,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:35,495 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:00:35,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 480 states and 764 transitions. [2023-12-03 01:00:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 764 transitions. [2023-12-03 01:00:35,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:00:35,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:35,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:35,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:35,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:00:35,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:35,649 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:00:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 488 states and 773 transitions. [2023-12-03 01:00:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 773 transitions. [2023-12-03 01:00:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:00:45,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:45,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:45,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:45,600 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:00:45,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:45,637 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:00:51,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:51,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 490 states and 779 transitions. [2023-12-03 01:00:51,442 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 779 transitions. [2023-12-03 01:00:51,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:00:51,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:51,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:51,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:00:51,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:00:57,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:00:57,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 499 states and 791 transitions. [2023-12-03 01:00:57,761 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 791 transitions. [2023-12-03 01:00:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 01:00:57,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:00:57,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:00:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:00:57,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 01:00:57,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:00:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:01:01,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:01,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 505 states and 797 transitions. [2023-12-03 01:01:01,177 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 797 transitions. [2023-12-03 01:01:01,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 01:01:01,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:01,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:01,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:01,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:01,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:01,244 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 01:01:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 507 states and 801 transitions. [2023-12-03 01:01:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 801 transitions. [2023-12-03 01:01:02,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 01:01:02,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:02,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:03,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:03,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:03,031 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 01:01:05,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:05,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 509 states and 802 transitions. [2023-12-03 01:01:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 802 transitions. [2023-12-03 01:01:05,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:01:05,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:05,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:06,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:06,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:06,025 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 01:01:09,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:09,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 511 states and 806 transitions. [2023-12-03 01:01:09,600 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 806 transitions. [2023-12-03 01:01:09,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 01:01:09,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:09,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:09,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:09,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:01:11,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:11,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 513 states and 807 transitions. [2023-12-03 01:01:11,044 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 807 transitions. [2023-12-03 01:01:11,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:01:11,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:11,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:11,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:11,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:11,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:11,090 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 01:01:13,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:13,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 515 states and 811 transitions. [2023-12-03 01:01:13,801 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 811 transitions. [2023-12-03 01:01:13,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 01:01:13,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:13,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:13,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 01:01:13,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:13,963 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 01:01:20,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:20,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 519 states and 824 transitions. [2023-12-03 01:01:20,376 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 824 transitions. [2023-12-03 01:01:20,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 01:01:20,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:20,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:20,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:01:20,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:20,419 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 01:01:23,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 521 states and 828 transitions. [2023-12-03 01:01:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 828 transitions. [2023-12-03 01:01:23,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 01:01:23,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:23,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:23,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:23,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:01:23,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:24,165 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:01:46,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:46,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 531 states and 857 transitions. [2023-12-03 01:01:46,726 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 857 transitions. [2023-12-03 01:01:46,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 01:01:46,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:46,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:46,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 01:01:46,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:01:47,503 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:02:00,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 540 states and 867 transitions. [2023-12-03 01:02:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 867 transitions. [2023-12-03 01:02:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:02:00,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:00,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:00,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:00,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 01:02:00,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:00,830 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 01:02:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 540 states and 866 transitions. [2023-12-03 01:02:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 866 transitions. [2023-12-03 01:02:05,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:02:05,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:05,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:05,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:02:05,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:02:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 01:03:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:02,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 557 states and 902 transitions. [2023-12-03 01:03:02,800 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 902 transitions. [2023-12-03 01:03:02,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 01:03:02,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:02,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:02,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 01:03:02,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:03:04,460 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.